Showing retention factors for p-Coumaric acid in Orange, pure juice with the process stored at room temperature Food Processing
Yield factor value: 1.0 (Any food, stored at room temperature, UNSPECIFIED)
Retention factor (RF) = (Content After Processing / Content Before Processing) * Yield factor
Calculated Mean Retention Factor Value
| mean RF value | Min | Max | SD | n |
|---|---|---|---|---|
| 0.80 | 0.51 | 0.97 | 0.15 | 18 |
Original Retention Factor Values used to Produce Mean
Klimczak I., Malecka M., Szlachta M., Gliszczynska-Swiglo A. (2007) Effect of storage on the content of polyphenols, vitamin C and the antioxidant activity of orange juices. Journal of Food Composition and Analysis 20:313-322
| Retention Factor | Food Before Processing | Food After Processing | Content Before Processing | Content After Processing | Units |
|---|---|---|---|---|---|
| 0.97 | Pure orange juice | Pure orange juice - stored 2 months, at 18°C | 0.83 | 0.81 | mg/100 ml |
| 0.86 | Pure orange juice | Pure orange juice - stored 4 months, at 18°C | 0.83 | 0.72 | mg/100 ml |
| 0.77 | Pure orange juice | Pure orange juice - stored 6 months, at 18°C | 0.83 | 0.64 | mg/100 ml |
| 0.97 | Pure orange juice | Pure orange juice - stored 2 months, at 28°C | 0.83 | 0.81 | mg/100 ml |
| 0.73 | Pure orange juice | Pure orange juice - stored 4 months, at 28°C | 0.83 | 0.61 | mg/100 ml |
| 0.72 | Pure orange juice | Pure orange juice - stored 6 months, at 28°C | 0.83 | 0.6 | mg/100 ml |
| 0.90 | Pure orange juice | Pure orange juice - stored 2 months, at 38°C | 0.83 | 0.75 | mg/100 ml |
| 0.51 | Pure orange juice | Pure orange juice - stored 4 months, at 38°C | 0.83 | 0.43 | mg/100 ml |
| 0.51 | Pure orange juice | Pure orange juice - stored 6 months, at 38°C | 0.83 | 0.43 | mg/100 ml |
| 0.97 | Pure orange juice | Pure orange juice - stored 2 months, at 18°C | 1.03 | 1.0 | mg/100 ml |
| 0.96 | Pure orange juice | Pure orange juice - stored 4 months, at 18°C | 1.03 | 0.99 | mg/100 ml |
| 0.86 | Pure orange juice | Pure orange juice - stored 6 months, at 18°C | 1.03 | 0.89 | mg/100 ml |
| 0.90 | Pure orange juice | Pure orange juice - stored 2 months, at 28°C | 1.03 | 0.93 | mg/100 ml |
| 0.79 | Pure orange juice | Pure orange juice - stored 4 months, at 28°C | 1.03 | 0.82 | mg/100 ml |
| 0.77 | Pure orange juice | Pure orange juice - stored 6 months, at 28°C | 1.03 | 0.8 | mg/100 ml |
| 0.90 | Pure orange juice | Pure orange juice - stored 2 months, at 38°C | 1.03 | 0.93 | mg/100 ml |
| 0.66 | Pure orange juice | Pure orange juice - stored 4 months, at 38°C | 1.03 | 0.69 | mg/100 ml |
| 0.63 | Pure orange juice | Pure orange juice - stored 6 months, at 38°C | 1.03 | 0.65 | mg/100 ml |